
| DigiKey Part No | 5666-SRP1-KCDZL-012NF-N-ND |
| Mfr Part No | SRP1-KCDZL-012NF-N |
| Manufacturer | Littelfuse/Menbers |
Solid State Photo-Coupled Relay (Photorelay) SPST-NO (1 Form A)

✅ Relay Type: Photo-coupled solid state relay, which satisfies the Solid State Relay requirement.
✅ Circuit: SPST-NO (1 Form A), matches exactly.
✅ Output Type: AC, Zero Cross, suitable for AC heater switching and frequent silent ON/OFF operation.
✅ Voltage - Input: 4 ~ 32VDC, so a 5VDC control signal is supported.
✅ Voltage - Load: 0 ~ 240V, suitable for switching 230VAC.
✅ Load Current: 12A, which exceeds the required minimum of 5A and comfortably covers the 3A heater load.
✅ Mounting Type: Chassis Mount, acceptable per requirement.
✅ Termination Style: Screw Terminal, acceptable per requirement.
✅ Operating Temperature: -40°C ~ 100°C, exceeds the required -40°C to +80°C range.
✅ Approval Agency: cURus, IEC, VDE, CE, UKCA; this satisfies the requirement for UL or equivalent approvals.
All listed requirements are satisfied. This component is approved for the 230VAC heater SSR control application.